.kc-detail-page{
    padding:0 20px;
    height: 100%;
    overflow-y: auto;
    background-color: #f5f5f5;
    .course-item{
        margin-top: 20px;
        background-color: #fff;
        padding: 15px;
        margin-bottom: 10px;
        border-radius: 8px;
        box-shadow: 0 2px 4px rgba(0,0,0,0.1);
        .course-title{
            font-size: .8rem;
            font-weight: bold;
            color: #333;
            margin-bottom: 8px;
        }
        .course-sub-title{
            font-size: .7rem;
            color: #555;
            margin-bottom: 6px;
        }
        .course-brief{
            font-size: .65rem;
            color: #777;
            margin-bottom: 10px;
        }
        .course-time{
            font-size: .6rem;
            color: #666;
        }
    }
}